نتایج جستجو برای: wind instruments reducing the extractive contents didn

تعداد نتایج: 16104488  

Nowadays, increasing the renewable energy applications in power system, especially wind power, has caused higher imbalance probability between generation and demand. Therefore, an accurate estimation of wind farm reserve requirements and the reserve cost reduction in power systems with high wind power penetration is very important. In this paper, the reserve requirements of a wind farm are esti...

ژورنال: مهندسی دریا 2016

As wind power continues its rapid growth worldwide, Offshore Wind Turbines (OWTs) are likely to comprise a significant portion of the total production of wind energy. These kinds of wind turbines cause of their placement environment should resist in great stormy conditions, which cause fatigue failures. Fatigue loads are one of the main failure reasons in offshore structures. One of the best wa...

2016
Akira Nishiyama Erisa Tsuchida

BACKGROUND In this study, we focused on the habits of wind instrumentalists as well as the presence of playing instruments, and investigated associations between the risk of temporomandibular disorders (TMD) and playing wind instruments in non-professional musicians. MATERIAL AND METHODS Seventy-two non-professional players of wind instruments (instrument group) (mean(SD), 20.0(1.1) y; 42 wom...

Journal: :Journal of AOAC International 2000
J A Roach K D White M W Trucksess F S Thomas

Gas chromatography/mass spectrometry (GC/MS) with negative ion chemical ionization permits detection of underivatized patulin in apple juice extracts while minimizing co-extractive responses. The technique has been used with a variety of capillary columns in quadrupole, ion trap, and magnetic sector GC/MS instruments to confirm presumptive findings of patulin in apple juice at concentrations ra...

Journal: :Izvestia of the Ural federal university. Series 2. Humanities and Arts 2017

2005
Ajay Kapur

This paper presents a history of robotic musical instruments that are performed by motors, solenoids, and gears. Automatic mechanical musical instruments from pianos, to turntables, to percussion, to plucked and bowed strings to wind and horns are presented. Quotes from interviews with a number of artists, engineers, and scientists who have built robotic instruments are included. Personal motiv...

2018
G. Kishore Kumar Bifford P. Williams

We investigate the possibility that sufficiently large electric fields and/or ionization during geomagnetic disturbed conditions may invalidate the assumptions applied in the retrieval of neutral horizontal winds from meteor and/ or lidar measurements. As per our knowledge, the possible errors in the wind estimation have never been reported. In the present case study, we have been using co-loca...

2006
J. C. Kasper A. J. Lazarus J. T. Steinberg K. W. Ogilvie A. Szabo

[1] We present techniques for comparing measurements of velocity, temperature, and density with constraints imposed by the plasma physics of magnetized bi-Maxwellian ions. Deviations from these physics-based constraints are interpreted as arising from measurement errors. Two million ion spectra from the Solar Wind Experiment Faraday Cup instruments on the Wind spacecraft are used as a case stud...

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده ادبیات و علوم انسانی 1389

abstract the primary purpose of this study was to explore the actual practices and cognitions of two groups of iranian eap teachers, i.e. language teachers and content teachers, with respect to teaching reading-comprehension and vocabulary. to this end, tehran university of medical sciences which authorizes both groups of teachers to teach eap courses was selected as the context of the study s...

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